From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753094Ab2AZQp1 (ORCPT ); Thu, 26 Jan 2012 11:45:27 -0500 Received: from na3sys009aog116.obsmtp.com ([74.125.149.240]:51337 "EHLO na3sys009aog116.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752180Ab2AZQpZ (ORCPT ); Thu, 26 Jan 2012 11:45:25 -0500 Date: Thu, 26 Jan 2012 18:45:13 +0200 From: Felipe Balbi To: Yves-Alexis Perez Cc: balbi@ti.com, Greg KH , linux-kernel@vger.kernel.org, Kuninori Morimoto , linux-usb@vger.kernel.org Subject: Re: [3.2+] BUG: scheduling while atomic: swapper/0/0/0x10000100 Message-ID: <20120126164512.GD8665@legolas.emea.dhcp.ti.com> Reply-To: balbi@ti.com References: <1327587732.2296.25.camel@scapa> <20120126161539.GA2098@kroah.com> <20120126163130.GB8665@legolas.emea.dhcp.ti.com> <1327595767.2062.7.camel@scapa> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="FFoLq8A0u+X9iRU8" Content-Disposition: inline In-Reply-To: <1327595767.2062.7.camel@scapa> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --FFoLq8A0u+X9iRU8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jan 26, 2012 at 05:36:07PM +0100, Yves-Alexis Perez wrote: > On jeu., 2012-01-26 at 18:31 +0200, Felipe Balbi wrote: > > > Very odd, it wouldn't seem that this patch would cause such a problem, > > > as it is "obviously" correct. > >=20 > > The funny thing is that I don't think there's any x86 system out there > > with this *DRD* controller :-)=20 >=20 > Out of curiosity, what is a DRD controler? Dual-Role Device. This Renesas controller can act as Host or as Peripheral controller. > > Specially when you consider the fact that > > it's very recently that we dropped the ARCH dependency with commit > > d242c110c43b55aaf3ebb3ceac1eeab0d452a177 > >=20 > > > Kuninori, any thoughts about this? Should I revert this from the > > > tree? > >=20 > > I don't think so, I think this was a bad bisection. > >=20 > Maybe (especially since the first bad commit is a merge commit, so I'm > not completely sure I did correctly the second bisect). But I'm puzzled > why reverting the commit on top of 3.2.1 fixes that. And now that Felipe > mentions it, USB Gadget is not even compiled, so I'm completely lost. Hehehe :-) That's fun... Maybe it's some other instability and it just didn't kick when you reverted that commit. It could be that the problem is somewhere completely different and you just didn't fully debug it yet :-) --=20 balbi --FFoLq8A0u+X9iRU8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJPIYMYAAoJEIaOsuA1yqREhGoP/A9+15Voib43l4L1w8OCexkn nlVNZDlwvuhgKI2nFkxdxQ1sXnRClp/4bvIL4/u+J9IR1WPV26U3VDsj3mAgebyj DIcPzIfFOZ70jETL/fpQlBP+8XmQdNCo27tLO3DnXXz/g9F/R8UxnF5A8BbO2Y45 kRQJumUGwUaOZVEuQPsj3ldfLNscRTUXDB1sPCnkk0JSEOuV1l3Ko4Ug63E1dqp6 rJetFJP5eXj51y0VSPbebVS7dpQYFf6hG7ArsZYBIK8hVMEgm8p/t+gbMLvkVW5w hqVb2ZsDWpyj7HOc3XGJ31h1Z1mym64NVjSSAyLNX96Y0JyOL7Yl4GU/RLOYrIrH BgkuiBzG06OX3w+NE3uC8/LuHwPQ/1rgG37ZfYI8LWW88BL7Z/ddNdHQ+V5Bf3/f h9iNuTt/21dFwD1EqWgO3PpYZXpvAG2xnzUy+wjONpbnIeAsvjWewRFFl49B3w46 Mx8+/C7Tvl4PrgUs3sWh4Udb2eY+LoL0o/OfTi2izuAYFYEUHNELUuuJFquYKhSU u7OoEY3/2TGfOQ2BccQaY3WKKtwgsmFW7rNbMiHZUCbO+75djATW6e8489nLC+ax UIw4VUXLYekBmpl6xMEy87RjmJ/dlFi8N8WNZVRH2Bc85zEEIonLPINgapDdK8S2 sYG2/l8Trb6scXqLjhWZ =+mRm -----END PGP SIGNATURE----- --FFoLq8A0u+X9iRU8--